Topsignaljammer Offers Free Shipping Service WorldWide! We strive to provide you with with the best convenient shipping options.
1. Delivery time varies from your location
2. Customs clearance may delay the arrival of the items to you
3. We will ship out your order within 24 hours after we accept your order and payment
Regarding returns due to product defects, we will refund you within 7 days.
If there is a product quality problem, please confirm the product quality problem first. Topsignaljammer will provide round-trip logistics costs.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Same/next Day Fast Shipping, Delivered within 7-10 Days
We will arrange the production of the signal jammer within 24 hours after receiving your payment order and arrange shipment within 48 hours.
This 4G cell phone signal jammer can cover mobile phone signals within a range of 10-40 meters. It is equipped with 6 detachable and 90-degree foldable antennas, which can independently control the frequency band. It supports in-car charging and OEM configuration.
Who needs a “Do Not Disturb” sign when you have a desktop 4G cellular phone signal jammer?
The signal jammer covers 4G mobile phone signals within a range of 10-40 meters and is equipped with 6 removable and 90-degree foldable antennas for easy adjustment to optimize signal jamming.
Each antenna can be independently controlled by an adjustable knob on the front panel to precisely manage the signal blocking range or strength of each frequency. Whether you only want to block a specific signal or completely block communications in a certain area, the choice is entirely in your hands.
The front panel is equipped with an easy-to-operate switch and status indicator, allowing users to identify the device status at a glance. The sturdy metal housing helps the device dissipate heat and electromagnetic shielding capabilities to prevent potential signal leakage.
The efficient heat dissipation system and built-in fan keep the surface temperature stable below 45°C under normal operation to prevent malfunctions caused by heat build-up.
The compact rectangular design of the 6-band 4G cellular signal jammer for cell allows easy installation on a flat surface or fixed to a wall using the pre-designed mounting holes. This makes it suitable for installation in secure meeting rooms, high-standard test environments and even mobile use.
Supports on-board charging and is compatible with vehicle power sockets, ensuring seamless use in stationary environments and on the road.
The device also supports OEM configuration, which can customize the signal jammer to your specific specifications and adapt to unique environmental requirements.
– CDMA 800: 860-894MHz
– GSM 900: 925-960MHz
– PCS: 1930-1990MHz
– 3G 2100: 2110-2155MHz
– 4G LTE 700: 699-798MHz
– 4G WIMAX: 2345-2400MHz
option |
CDMA 800, GSM 900, PCS, 3G, 4G |
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If it is a handheld signal jammer with a battery, please fully charge the signal jammer before use, and do not use it while charging.
If it is a desktop signal jammer, please connect it to the power supply while using it.
If it is a GPS signal jammer, please plug the signal blocker into the car's interface or USB interface.
If you need any help, please feel free to contact us. Email: topsignaljammer@outlook.com
If you choose to Free Shipping, then you need to wait 7-10 business days. We will send a tracking number to your for cargo tracking.
If you choose to Expedited Shipping, then you need to wait 4-7 working days. We will send a tracking number to your for cargo tracking.
All items for sale on our website come with a 1-year warranty. We offer free repair or replacement services and customer support during the warranty period. If you have any question, please contact our support team.
We want you to be completely happy with your purchase, which is why we accept returns within the first 30 days from the date of purchase. Full details can be found on our refund & return page.
A replacement on the topsignaljammer is also acceptable, If the customer's own want to exchange goods, the logistics cost by the client's own.
Receipt after goods arrive, within a week, together with the customer contact customer service personnel. To sign for the goods cannot be damaged, guaranteed to be complete, no stains. Return to the goods can not be modified, amended.
After the logistics delivery, not without reason cancel the order, please make sure the good before order .
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